Added product route

Added a single product route to get metadata and products list

services/productsFileService.js

@@ -85,7 +85,7 @@ async function canAccess(productName, productPlatform) {
     
     try {
         const brikConfig = JSON.parse(await fs.promises.readFile(fixedPath))
-        if (!brikConfig.canAccess) {
+        if (!brikConfig.public) {
             throw new DefaultError(403, "Forbidden", "Locked resource.", "InsuffisentPrivilegeException")
         }
         return { code: 200 }
@@ -98,9 +98,37 @@ async function canAccess(productName, productPlatform) {
 
 }
 
+async function getProduct(productName) {
+    const fixedPath = path.join(productsDataPath, productName, ".brikpkg")
+    const fileState = await fs.promises.exists(fixedPath, fs.constants.F_OK)
+    if (!fileState) {
+        throw new DefaultError(404, "Not found", "MissingDir", "NotFoundException")
+    }
+
+    try {
+        const brikPackage = JSON.parse(await fs.promises.readFile(fixedPath))
+        if (!brikPackage.public) {
+            throw new DefaultError(403, "Forbidden", "Locked resource.", "InsuffisentPrivilegeException")
+        }
+        return brikPackage
+    } catch (error) {
+        if (!error instanceof DefaultError) {
+            throw new DefaultError(500, "Please contact the maintener", "CONFIGURATION", "0x00")
+        }
+        throw error
+    }
+}
+
+async function getProducts() {
+    const files = await fs.promises.readdir(path.join(productsDataPath), { recursive: false })
+    return files
+}
+
 module.exports = {
     getFile,
     canAccess,
+    getProduct,
     getFileSha1,
+    getProducts,
     getProductFiles
 }